package com.itheima.mapper;

import com.itheima.pojo.Brand;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Param;
import org.apache.ibatis.annotations.ResultMap;
import org.apache.ibatis.annotations.Select;

import java.util.List;

public interface BrandMapper {
    /**
        *查询所有
     */
    @Select("select * from tb_brand")
    @ResultMap("brandResultMap")
    List<Brand>selectAll();

    /**
        *添加数据
     */
    @Insert("insert into tb_brand values(null,#{brandName},#{companyName},#{ordered},#{description},#{status})")
    void add(Brand brand);
    /**
     * 批量删除
     * @param ids
     */

    void deleteByIds(@Param("ids") int[] ids);

    /**
     * 分页查询
     * @param begin
     * @param size
     * @return
     */
    @Select("select * from tb_brand limit #{begin} , #{size}")
    @ResultMap("brandResultMap")
    List<Brand> selectByPage(@Param("begin") int begin,@Param("size") int size);
    /**
     * 查询总记录数
     * @return
     */
    @Select("select count(*) from tb_brand ")
    int selectTotalCount();
    /**
     * 分页条件查询
     * @param begin
     * @param size
     * @return
     */
    List<Brand> selectByPageAndCondition(@Param("begin") int begin,@Param("size") int size,@Param("brand") Brand brand);

    /**
     * 根据条件查询总记录数
     * @return
     */
    int selectTotalCountByCondition(Brand brand);
    /**
     * 删除
     * @param id
     */
    @Select("delete from tb_brand where id=#{id}")
    void delete(int id);
    @Select("update tb_brand set brand_name=#{brandName},company_name=#{companyName},ordered=#{ordered},description=#{description},status=#{status} where id = #{id}")
    void update(Brand brand);

}
